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<div class="title">intrusive_ptr.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="preprocessor">#pragma once</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="preprocessor">#ifndef INTRUSIVE_PTR_HEADER</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="preprocessor">#define INTRUSIVE_PTR_HEADER</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;</div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="preprocessor">#include &quot;../oxygine-include.h&quot;</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">//#include &quot;ref_counter.h&quot;</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor">#include &quot;ox_debug.h&quot;</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;</div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceoxygine.html">oxygine</a></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;{</div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;</div><div class="line"><a name="l00012"></a><span class="lineno"><a class="line" href="classoxygine_1_1intrusive__ptr.html">   12</a></span>&#160;    <span class="keyword">class </span><a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;    {</div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;        T* _ptr;</div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;        <span class="keyword">typedef</span> T element_type;</div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;</div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;        <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>(): _ptr(0) {}</div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;        <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>(<span class="keyword">const</span> <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>&amp; s): _ptr(s._ptr)</div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;        {</div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;            <span class="keywordflow">if</span> (s._ptr)</div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;                intrusive_ptr_add_ref(s._ptr);</div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;        }</div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;</div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;        <span class="keyword">template</span>&lt;<span class="keyword">class</span> U&gt;</div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;        <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>(<a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr&lt;U&gt;</a> <span class="keyword">const</span>&amp; rhs)</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;            : _ptr(rhs.get())</div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;        {</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;            <span class="keywordflow">if</span> (_ptr != 0) intrusive_ptr_add_ref(_ptr);</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;        }</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;        T* <span class="keyword">get</span>() <span class="keyword">const</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;        {</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;            <span class="keywordflow">return</span> _ptr;</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;        }</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;        T&amp; operator*()<span class="keyword"> const</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="keyword">        </span>{</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;            OX_ASSERT(_ptr &amp;&amp; _ptr-&gt;_ref_counter &gt; 0);</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;            <span class="keywordflow">return</span> *_ptr;</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;        }</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;        T* operator-&gt;()<span class="keyword"> const</span></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="keyword">        </span>{</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;            OX_ASSERT(_ptr &amp;&amp; _ptr-&gt;_ref_counter &gt; 0);</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;            <span class="keywordflow">return</span> _ptr;</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;        }</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>&amp; operator = (<span class="keyword">const</span> <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>&amp; s)</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        {</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;            <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>(s).swap(*<span class="keyword">this</span>);</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;            <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        }</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>&amp; operator = (T* ptr)</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        {</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;            <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>(ptr).swap(*<span class="keyword">this</span>);</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;            <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        }</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>(T* p): _ptr(p)</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        {</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;            <span class="keywordflow">if</span> (p)</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;                intrusive_ptr_add_ref(p);</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        }</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        <span class="keywordtype">bool</span> operator!()<span class="keyword"> const</span></div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="keyword">        </span>{</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;            <span class="keywordflow">return</span> _ptr == 0;</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;        }</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        <span class="keywordtype">void</span> swap(<a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>&amp; s)</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;        {</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;            T* p = s._ptr;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;            s._ptr = _ptr;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;            _ptr = p;</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;        }</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        <span class="keyword">operator</span> bool ()<span class="keyword">const</span></div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="keyword">        </span>{</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;            <span class="keywordflow">return</span> _ptr != 0;</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        }</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        ~<a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr</a>()</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        {</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;            <span class="keywordflow">if</span> (_ptr)</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;                intrusive_ptr_release(_ptr);</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        }</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    };</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T, <span class="keyword">class</span> U&gt; <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator==(<a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr&lt;T&gt;</a> <span class="keyword">const</span>&amp; a, <a class="code" href="classoxygine_1_1intrusive__ptr.html">intrusive_ptr&lt;U&gt;</a> <span class="keyword">const</span>&amp; b)</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    {</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <span class="keywordflow">return</span> a.get() == b.get();</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    }</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T, <span class="keyword">class</span> U&gt; <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator!=(intrusive_ptr&lt;T&gt; <span class="keyword">const</span>&amp; a, intrusive_ptr&lt;U&gt; <span class="keyword">const</span>&amp; b)</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    {</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;        <span class="keywordflow">return</span> a.get() != b.get();</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    }</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator==(intrusive_ptr&lt;T&gt; <span class="keyword">const</span>&amp; a, T* b)</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;    {</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;        <span class="keywordflow">return</span> a.get() == b;</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;    }</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator!=(intrusive_ptr&lt;T&gt; <span class="keyword">const</span>&amp; a, T* b)</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;    {</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;        <span class="keywordflow">return</span> a.get() != b;</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;    }</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator==(T* a, intrusive_ptr&lt;T&gt; <span class="keyword">const</span>&amp; b)</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    {</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        <span class="keywordflow">return</span> a == b.get();</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    }</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator!=(T* a, intrusive_ptr&lt;T&gt; <span class="keyword">const</span>&amp; b)</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;    {</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        <span class="keywordflow">return</span> a != b.get();</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;    }</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; T* get_pointer(intrusive_ptr&lt;T&gt; <span class="keyword">const</span>&amp; p)</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    {</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        <span class="keywordflow">return</span> p.get();</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    }</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T, <span class="keyword">class</span> U&gt; intrusive_ptr&lt;T&gt; static_pointer_cast(intrusive_ptr&lt;U&gt; <span class="keyword">const</span>&amp; p)</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    {</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span>T*<span class="keyword">&gt;</span>(p.get());</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;    }</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T, <span class="keyword">class</span> U&gt; intrusive_ptr&lt;T&gt; const_pointer_cast(intrusive_ptr&lt;U&gt; <span class="keyword">const</span>&amp; p)</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    {</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">const_cast&lt;</span>T*<span class="keyword">&gt;</span>(p.get());</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;    }</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">class</span> T, <span class="keyword">class</span> U&gt; intrusive_ptr&lt;T&gt; dynamic_pointer_cast(intrusive_ptr&lt;U&gt; <span class="keyword">const</span>&amp; p)</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;    {</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">dynamic_cast&lt;</span>T*<span class="keyword">&gt;</span>(p.get());</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    }</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;</div><div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="classoxygine_1_1_ref_holder.html">  142</a></span>&#160;    <span class="keyword">class </span><a class="code" href="classoxygine_1_1_ref_holder.html">RefHolder</a> : <span class="keyword">public</span> T</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;    {</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;        <a class="code" href="classoxygine_1_1_ref_holder.html">RefHolder</a>() {this-&gt;_ref_counter = 1000000;}</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        <span class="keywordtype">void</span> addRef()</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;        {}</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        <span class="keywordtype">void</span> releaseRef()</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        {}</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    };</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;}</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="classoxygine_1_1intrusive__ptr_html"><div class="ttname"><a href="classoxygine_1_1intrusive__ptr.html">oxygine::intrusive_ptr</a></div><div class="ttdef"><b>Definition:</b> intrusive_ptr.h:12</div></div>
<div class="ttc" id="namespaceoxygine_html"><div class="ttname"><a href="namespaceoxygine.html">oxygine</a></div><div class="ttdoc">–oxgl-end–! </div><div class="ttdef"><b>Definition:</b> Actor.h:14</div></div>
<div class="ttc" id="classoxygine_1_1_ref_holder_html"><div class="ttname"><a href="classoxygine_1_1_ref_holder.html">oxygine::RefHolder</a></div><div class="ttdef"><b>Definition:</b> intrusive_ptr.h:142</div></div>
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